/*
 * Copyright 2002-2016 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.web.client.reactive;

import reactor.core.publisher.Mono;

/**
 * Represents a function that exchanges a {@linkplain ClientRequest request} for a (delayed)
 * {@linkplain ClientResponse}.
 *
 * @author Arjen Poutsma
 * @since 5.0
 */
@FunctionalInterface
public interface ExchangeFunction {

	/**
	 * Exchange the given request for a response mono.
	 * @param request the request to exchange
	 * @return the response, wrapped in a {@code Mono}
	 */
	Mono<ClientResponse> exchange(ClientRequest<?> request);

}
